SEATTLE - APRIL 15:  Ken Griffey, Jr. of the Seattle Mariners watches his solo home run in the fifth inning against the Los Angeles Angels of Anaheim at Safeco Field April 15, 2009 in Seattle, Washington. All Major League Baseball players are wearing #42 in honor of Jackie Robinson day. Getty Images logo Getty Images 10 months ago

SEATTLE - APRIL 15: Ken Griffey, Jr. of the Seattle Mariners watches his solo home run in the fifth inning against the Los Angeles Angels of Anaheim at Safeco Field April 15, 2009 in Seattle, Washington. All Major League Baseball players are wearing #42 in honor of Jackie Robinson day.